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because oxygen fuels fire. Oxygen is highly flammable, carbon-dioxide is a fire suppressant. so when you blow gently on a flame or low burning camp fire your feeding the fire. but if you where doing something like blowing out a candle, theres so much force in your breath as its being exhailed that the flame dispurses.

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Wiki User

13y ago
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5mo ago

Blowing on a flame increases the oxygen supply, which fuels the combustion reaction and causes the flame to grow. The added oxygen allows the flame to burn more efficiently and produce more heat and light.

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Q: Why does a flame get bigger when you blow it?
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Will blowing a flame make it bigger or smaller?

A gentle blow, which increases the flow of oxygen around the flame will make it bigger. A strong blow which will reduce the air pressure and so reduce the amount of oxygen will make the flame smaller.


How do you blow out the flame?

To blow out a flame, simply bring your mouth close to the flame and blow on it until it is extinguished. Be sure to do so gently to avoid spreading the flame or creating a mess.


Why fire burns when you blow?

if you mean blowing air from your mouth into an open flame then you are adding oxygen to the fire making it bigger and/or hotter :)


How do you get a big flame with the Bunsen burner?

how do you make the flame on busen burner bigger


Can a flame from a lighter go back in the lighter and blow up?

no


Does a candles flame last longer in a smaller or bigger container?

Bigger jar,why?


Bellows are used to blow this into the flame when iron is produced?

Air. The bellows are used to blow air into the flame, increasing the heat for the iron production process.


How do sound waves blow out candles?

Sound waves can blow out candles by creating vibrations in the air that disrupt the balance of the flame. When sound waves hit the candle, they can cause the air around the flame to move erratically, leading to a reduction in the oxygen supply reaching the flame and causing it to be extinguished.


Who can blow a bigger balloon a older kid or a younger kid?

An older kid should be able t blow a bigger balloon because a younger kid would have less breath and would therefore blow the balloon up slower and the older kid would be able to blow the bigger one. Also, the more air in the balloon the harder it will be to blow it up.


Does 5 or stride gum blow a bigger bubble?

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Why should you always return the safety flame back on when you had fineshed with the bunson burner?

because on the none safety flame you get bigger burns, on the safety flame it isn't as strong


Why does the candle flames go out when you blow it?

When you blow out a candle, you disrupt the balance between the oxygen supply and the fuel (wax) being consumed by the flame. When you remove the oxygen by blowing, the flame no longer has the necessary element to sustain itself, causing it to extinguish.